Home / 34,839.81-48,078.75-18,924.27

Finding the Fourth Proportional to 34,839.81, 48,078.75 and 18,924.27

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Solution

The fourth proportional to 34,839.81, 48,078.75 and 18,924.27 is: 26,115.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,839.81 : 48,078.75 = 18,924.27 : x
  2. Step 2: Convert to fraction form
    34,839.81/48,078.75 = 18,924.27/x
  3. Step 3: Cross multiply
    34,839.81x = 48,078.75 × 18,924.27
  4. Step 4: Simplify right side
    34,839.81x = 909,855,246.26
  5. Step 5: Solve for x
    x = 909,855,246.26/34,839.81
  6. Step 6: Final answer
    x = 26,115.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.